initial commit

src/Complex.java

 public class Complex {
 
   public double real;
-  public double imag;
+  public double image;
 
   public Complex()
   {
     real = 0;
-    imag = 0;
+    image = 0;
   }
 
 
   public Complex(double r, double i)
   {
     real = r;
-    imag = i;
-    double d = Math.atan2(i,r);
+    image = i;
   }
 
   public double imag()
   {
-    return imag;
+    return image;
   }
 
   public double real()
@@ -29,24 +28,42 @@ public class Complex {
 
   public double magnitude()
   {
-    return 1.0;
+    return Math.sqrt(this.real() * this.real() + this.imag() * this.imag());
   }
 
   public double argument()
   {
-    return 1.0;
+    return Math.atan2(this.imag(),this.real());
   }
 
   public String toString()
   {
-    return "";
+    String str = "";
+
+    if (this.real() != 0) {
+      str = str + this.real();
+
+      if (this.image > 0) {
+        str = str + " + ";
+      } 
+
+      if (this.image < 0) {
+        str = str + " - ";
+      }
+    } 
+
+    if (this.image != 0) {
+      str = str + "j" + Math.abs(this.imag());
+    }
+    
+    return str;
   }
 
-  public Complex add(Complex complexNum)
+  public Complex add(Complex complex)
   {
-    Complex answer = new Complex(0.0,0.0);
+    Complex answervalue = new Complex(this.real() + complex.real(),this.imag() + complex.imag());
 
-    return answer;
+    return answervalue;
   }